CN105703272A - Method for mounting, dismounting and changing linear wire feeder in electrification mode - Google Patents
Method for mounting, dismounting and changing linear wire feeder in electrification mode Download PDFInfo
- Publication number
- CN105703272A CN105703272A CN201610196752.9A CN201610196752A CN105703272A CN 105703272 A CN105703272 A CN 105703272A CN 201610196752 A CN201610196752 A CN 201610196752A CN 105703272 A CN105703272 A CN 105703272A
- Authority
- CN
- China
- Prior art keywords
- line device
- shaped
- holder line
- holder
- erector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Abstract
The invention relates to the field of electrified installation of 66KV transmission lines, and particularly relates to a method for mounting, dismounting and changing a linear wire feeder in an electrification mode. The method comprises two processes of dismounting an old wire feeder and changing and mounting a new wire feeder, wherein the process of dismounting the old wire feeder comprises the following steps: transferring tools and instruments onto a tower by an operator with an insulating rope under the cooperation of personnel on the ground after climbing onto the tower; mounting a pulley block, and opening a U-shaped screw cap at first; taking off a U-shaped lead screw; taking off a pressing strip of a conducting wire; transferring conducting wire loads onto the pulley block by the pulley block to locate the wire feeder in a suspension state; and taking off a mandrel bolt of the wire feeder by using a mandrel bolt mounting device. The method provided by the invention is used for mounting, dismounting and changing the linear wire feeder without power cut, thereby expanding the operability range, increasing the electrified working projects and effectively improving the working efficiency.
Description
Technical field
The present invention relates to the 66 charged installing areas of KV transmission line, particularly for a kind of method that charged can install, dismantle and change straight line holder line device。
Background technology
66 traditional KV transmission lines are installed, the work of dismounting straight line holder line device can only have a power failure could eliminate defect and change straight line holder line device。Owing to this type of defect easily causes the generation of danger that live wire falls and major accident, the safe operation of circuit in serious threat。
Summary of the invention
The technical problem to be solved is in that to provide a kind of method that charged can install, dismantle and change straight line holder line device, it is to avoid the workflow that the series of complexes such as the plan, operation and the many kinds of measures that have a power failure required are loaded down with trivial details。
The present invention is achieved in that a kind of method that charged can install, dismantle and change straight line holder line device, including
Dismantle old holder line device and change installation new holder two processes of line device: wherein, dismantling old holder line device and comprise the following steps that
1-1) with after the upper tower of the operator of insulating cord under the cooperation of ground staff, Work tool is transferred on tower；
1-2) installing assembly pulley, be arranged on by the fixing end of assembly pulley on the cross-arm on the wire top that need to change holder line device, the suspension hook of assembly pulley is in the wire place at holder line device place；
1-3) operator utilize the U-shaped cap nut erector of employing to be first turned on U-shaped cap nut；
1-4) operator utilize U-shaped screw dress device to take off U-shaped lead screw；
1-5) operator utilize compression strip erector to take off the compression strip of wire；
1-6) ground staff utilizes tackle pulley conductor load to be shifted in tackle pulley, makes holder line device be in vacant state；
1-7) operator utilize punching bolt erector to take off the punching bolt of holder line device so that it is separate with the bowl head on live wire, take off the hull of holder line device, and the operation all removing holder line device completes。
Further, new holder line device is installed to comprise the following steps that
2-1) ground staff utilizes insulating cord will newly to ask line device to be transferred on tower；
2-2) operator use punching bolt erector to be connected with the bowl head on live wire by holder line device hull；
2-3) conductor load in tackle pulley is shifted on holder line device hull by ground staff；
2-4) operator utilize compression strip erector to be rationally placed on wire by compression strip, and align with the central point of holder line device hull；
2-5) operator utilize U-shaped screw installer U-shaped screw is placed on holder line device rational position and pushes down compression strip and remain stationary state, another operator utilize U-shaped cap nut erector to be arranged on bottom U-shaped screw by U-shaped cap nut, after two U-shaped screws are installed, by its four screw tightenings；
2-6) pulling down all Work tools, the work of electrified replacing linear holder line device all terminates。
Further, described U-shaped cap nut erector includes box spanner, gimbal suspension and the first insulating bar that vertical direction is sequentially connected with, described gimbal suspension includes the first U-shaped part and the second U-shaped part, described first U-shaped part and the second U-shaped part are connected to two respective side of a connection piece, it is connected with box spanner by described first U-shaped part, the other end of the second U-shaped part and the first insulating bar connect, and during use, are enclosed within cap nut by box spanner。
Further, described gimbal suspension being arranged with spring, the two ends of described spring are separately fixed on the first U-shaped part and the second U-shaped part。
Further, compression strip erector includes the first transverse arm, the second transverse arm and connects the back plate of the first transverse arm and the second transverse arm, one leading screw traverse the second transverse arm is set, it is parallel with the first transverse arm that one press strip is set in the end of leading screw, arrange the second insulating bar to be connected with the other end of leading screw, compression strip is placed between the first transverse arm and press strip, is operated by the second insulating bar and is taken off by compression strip。
Further, the end of described first transverse arm and press strip is arranged to sharp flat structure。
Further, described back plate arranging a concave groove type guide rail, press strip is placed in guide rail and slides。
The present invention compared with prior art, has the beneficial effects that:
1, adopt present invention installation, dismounting and replacing straight line holder line device can complete without having a power failure, improve ranges of operability, add livewire work project, be effectively increased work efficiency。Avoid the workflow that the series of complexes such as the plan needed for having a power failure, operation and many kinds of measures are loaded down with trivial details, this type of livewire work can be carried out at any time, add the randomness of work, owing to the present invention carries out when not having a power failure, improve delivery and power supply reliability。
2, due to the fact that four screws of two U-shaped screws of holder line device are entirely vertically downward, operator can only lift insulating bar and upwards be operated, and also have other live wires below holder line device, as adopted conventional insulator socket bar parbuckle screw cap necessarily to need insulating sleeve bar vertical ground, operator so can be made close to live wire, there is potential safety hazard, can only be operated with the ground angle position more than 45 degree。As adopted Multi-direction sleeve bar, its head is wayward, can tilt to different directions, and the direction of screw is asymmetric。The present invention has carried out the improvement of controllable direction at the head of U-shaped cap nut erector, adds shock mount at head, and the head of U-shaped cap nut erector has been carried out pre-control, can be operated the position of 45 degree, also can discharge huge torsion simultaneously。
3, owing to compression strip need to be arranged on the hull interior of charged straight line holder line device, the instrument of apical flat shape is clamped in the hull that compression strip is lain in holder line device by the present invention, and is aligned in rational position。Use the form rotated fastening and open the problem solving to fetch。
Accompanying drawing explanation
Fig. 1 is the installation site structural representation of the inventive method middle pulley group；
Fig. 2 is the structural representation of the inventive method straight line holder line device for installing；
Fig. 3 is the structural representation of the U-shaped cap nut erector that the inventive method uses；
Fig. 4 is the structural representation of the compression strip erector that the inventive method uses；
Fig. 5 is the structural representation of the U-shaped screw installer that the inventive method uses。
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with embodiment, the present invention is further elaborated。Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention。
Embodiments provide a kind of method that charged can install, dismantle and change straight line holder line device, including dismantling old holder line device and changing installation new holder two processes of line device: wherein, dismantle old holder line device and comprise the following steps that
1-1) after two upper towers of the operator with insulating cord under the cooperation of ground staff, Work tool is transferred on tower；
1-2) referring to Fig. 1, installing assembly pulley 1, be arranged on by the fixing end of assembly pulley 1 on the cross-arm on the wire top that need to change holder line device, the suspension hook of assembly pulley is in the wire place at holder line device place；What holder line device connected is insulator chain 2；
Referring to Fig. 2 in following steps introduction,
1-3) operator utilize the U-shaped cap nut erector of employing to be first turned on U-shaped cap nut 7；U-shaped cap nut erector adopted here, referring to Fig. 3, U-shaped cap nut erector includes box spanner 11, gimbal suspension and the first insulating bar 16 that vertical direction is sequentially connected with, gimbal suspension includes the first U-shaped part 12 and the second U-shaped part 14, described first U-shaped part 12 and the second U-shaped part 14 are connected to two respective side of a connection piece 13, it is connected with box spanner 11 by the first U-shaped part 12, the other end and first insulating bar 16 of the second U-shaped part 14 connect, during use, it is enclosed within cap nut 7 by box spanner 11。
Being arranged with spring 15 on gimbal suspension, the two ends of spring 15 are separately fixed on the first U-shaped part 12 and the second U-shaped part 14。
Owing to asking four screws of two U-shaped screws of line device to be entirely vertically downward, operator can only lift insulating bar and upwards be operated, and also have other live wires below holder line device, as adopted conventional insulator socket bar parbuckle screw cap necessarily to need insulating sleeve bar vertical ground, operator so can be made close to live wire, there is potential safety hazard, can only be operated with the ground angle position more than 45 degree。As adopted Multi-direction sleeve bar, its head is wayward, can tilt to different directions, and the direction of screw is asymmetric。
The embodiment of the present invention carries out the improvement of controllable direction at the head of insulation Multi-direction sleeve bar, has added shock mount at head, the head of insulation Multi-direction sleeve bar has been carried out pre-control, can be operated the position of 45 degree, also can discharge huge torsion simultaneously。
1-4) operator utilize U-shaped screw installer to take off U-shaped lead screw 4；U-shaped screw installer adopted here is referring to Fig. 4, main body 31 and locking mechanism, main body 31 has two and parallel has certain thickness side surface body 34, bottom two side surface bodies 34,37 connect, intermediate formation strip hole passage 310, the medial surface 39 of two side surface bodies 34 arranges U-shaped draw-in groove 35 for placing U-shaped lead screw 313, the shape of U-shaped draw-in groove 35 is identical with the shape of U-shaped lead screw end face, referring to Fig. 2, making U-shaped lead screw 313 snap in U-shaped draw-in groove by strip hole passage 310 by end face, two screws of U-shaped lead screw 4 can expose；U-shaped draw-in groove 35 is arranged on side surface body, the top of U-shaped draw-in groove 35 does not also penetrate through side surface body, the medial surface 39 of body is seen as U-shaped from the side, and two ends 311 of U-shaped draw-in groove 35 turn on a front 38 of side surface body, it is possible to make two screws of U-shaped lead screw through rear vertical with side surface body。
The locking mechanism arranged includes the extension type push rod bolt 33 being arranged in strip hole passage, and 37 leading screws 32 being connected with push rod bolt 33 bottom traverse side surface body, the other end of leading screw 32 connects insulating bar 312, adopt revolving motive force to carry out the elastic of push rod bolt, make U-shaped lead screw 4 be locked, more U-shaped lead screw 4 is unclamped after to be installed。It is therefore desirable to the length of push rod bolt 33 is more than the distance between outside two ends of U-shaped draw-in groove。
The other end of two side surface bodies is connected as one by a top cover 36。Such push rod bolt 33 position behind top to top cover 36, just can lock U-shaped lead screw 4。
Being used for changing straight line holder line device after the locking of U-shaped lead screw, U-shaped lead screw 4 carries out hot line job under the effect of erector。
1-5) operator utilize compression strip erector to take off the compression strip of wire；
Referring to Fig. 5, compression strip erector includes first transverse arm the 21, second transverse arm 25 and connects the back plate of the first transverse arm 21 and the second transverse arm 25, one leading screw 23 traverse the second transverse arm 25 is set, it is parallel with the first transverse arm 21 that one press strip 22 is set in the end of leading screw 23, arrange the second insulating bar 24 to be connected with the other end of leading screw 23, compression strip 6 is placed between the first transverse arm 21 and press strip 22, is operated by the second insulating bar 24 and is taken off by compression strip 6。Dismounting and the method changing straight line holder line device, the end of the first transverse arm 21 and press strip 22 is arranged to sharp flat structure。
The end of the first transverse arm 21 and press strip 22 is arranged to sharp flat structure。Arranging a concave groove type guide rail in back plate, press strip 22 is placed in guide rail and slides。
1-6) ground staff utilizes tackle pulley conductor load to be shifted in tackle pulley 1, makes holder line device be in vacant state；
1-7) operator utilize punching bolt erector to take off the punching bolt 8 of holder line device so that it is separate with the bowl 3 on live wire, take off the hull 9 of holder line device, and the operation all removing holder line device completes。
New holder line device is installed comprise the following steps that
2-1) ground staff utilizes insulating cord will newly to ask line device to be transferred on tower；
2-2) operator use punching bolt erector to be connected with the bowl 3 on live wire by holder line device hull；The punching bolt erector adopted is conventional instrument, here this structure is not repeated。
2-3) conductor load in tackle pulley 1 is shifted on holder line device hull 9 by ground staff；
2-4) operator utilize compression strip erector to be rationally placed on wire 5 by compression strip, and align with the central point of holder line device hull 9；
2-5) operator utilize U-shaped screw 4 erector U-shaped screw 4 is placed on holder line device rational position and pushes down compression strip and remain stationary state, another operator utilize U-shaped cap nut erector to be arranged on bottom U-shaped screw 4 by U-shaped cap nut 7, after two U-shaped screws are installed, by its four screw tightenings；
2-6) pulling down all Work tools, the work of electrified replacing linear holder line device all terminates。
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all any amendment, equivalent replacement and improvement etc. made within the spirit and principles in the present invention, should be included within protection scope of the present invention。
Claims (7)
1. the method that charged can install, dismantle and change straight line holder line device, it is characterised in that include
Dismantle old holder line device and change installation new holder two processes of line device: wherein, dismantling old holder line device and comprise the following steps that
1-1) with after the upper tower of the operator of insulating cord under the cooperation of ground staff, Work tool is transferred on tower；
1-2) installing assembly pulley, be arranged on by the fixing end of assembly pulley on the cross-arm on the wire top that need to change holder line device, the suspension hook of assembly pulley is in the wire place at holder line device place；
1-3) operator utilize the U-shaped cap nut erector of employing to be first turned on U-shaped cap nut；
1-4) operator utilize U-shaped screw installer to take off U-shaped lead screw；
1-5) operator utilize compression strip erector to take off the compression strip of wire；
1-6) ground staff utilizes tackle pulley conductor load to be shifted in tackle pulley, makes holder line device be in vacant state；
1-7) operator utilize punching bolt erector to take off the punching bolt of holder line device so that it is separate with the bowl head on live wire, take off the hull of holder line device, and the operation all removing holder line device completes。
2. the method that charged can install, dismantle and change straight line holder line device described in claim 1, it is characterised in that install new holder line device and comprise the following steps that
2-1) ground staff utilizes insulating cord will newly to ask line device to be transferred on tower；
2-2) operator use punching bolt erector to be connected with the bowl head on live wire by holder line device hull；
2-3) conductor load in tackle pulley is shifted on holder line device hull by ground staff；
2-4) operator utilize compression strip erector to be rationally placed on wire by compression strip, and align with the central point of holder line device hull；
2-5) operator utilize U-shaped screw installer U-shaped screw is placed on holder line device rational position and pushes down compression strip and remain stationary state, another operator utilize U-shaped cap nut erector to be arranged on bottom U-shaped screw by U-shaped cap nut, after two U-shaped screws are installed, by its four screw tightenings；
2-6) pulling down all Work tools, the work of electrified replacing linear holder line device all terminates。
3. the method that charged can install, dismantle and change straight line holder line device described in claim 1 or 2, it is characterized in that, described U-shaped cap nut erector includes box spanner, gimbal suspension and the first insulating bar that vertical direction is sequentially connected with, described gimbal suspension includes the first U-shaped part and the second U-shaped part, described first U-shaped part and the second U-shaped part are connected to two respective side of a connection piece, it is connected with box spanner by described first U-shaped part, the other end of the second U-shaped part and the first insulating bar connect, during use, it is enclosed within cap nut by box spanner。
4. the method that charged can install, dismantle and change straight line holder line device described in claim 3, it is characterised in that be arranged with spring on described gimbal suspension, the two ends of described spring are separately fixed on the first U-shaped part and the second U-shaped part。
5. the method that charged can install, dismantle and change straight line holder line device described in claim 1 or 2, it is characterized in that, compression strip erector includes the first transverse arm, the second transverse arm and connects the back plate of the first transverse arm and the second transverse arm, one leading screw traverse the second transverse arm is set, it is parallel with the first transverse arm that one press strip is set in the end of leading screw, arranging the second insulating bar to be connected with the other end of leading screw, compression strip is placed between the first transverse arm and press strip, is operated by the second insulating bar and is taken off by compression strip。
6. the method that charged can install, dismantle and change straight line holder line device described in claim 5, it is characterised in that the end of described first transverse arm and press strip is arranged to sharp flat structure。
7. the method that charged can install, dismantle and change straight line holder line device described in claim 5, it is characterised in that arrange a concave groove type guide rail in described back plate, press strip is placed in guide rail and slides。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610196752.9A CN105703272B (en) | 2016-03-31 | 2016-03-31 | A kind of method that powered can install, dismantle and change straight line support line device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610196752.9A CN105703272B (en) | 2016-03-31 | 2016-03-31 | A kind of method that powered can install, dismantle and change straight line support line device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105703272A true CN105703272A (en) | 2016-06-22 |
| CN105703272B CN105703272B (en) | 2017-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610196752.9A Active CN105703272B (en) | 2016-03-31 | 2016-03-31 | A kind of method that powered can install, dismantle and change straight line support line device |
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| CN2884635Y (en) * | 2006-01-24 | 2007-03-28 | 高裕彬 | Reinforcing aluminum alloy suspension wire clips |
| CN102629749A (en) * | 2012-04-26 | 2012-08-08 | 辽宁省电力有限公司辽阳供电公司 | Spring type lead supporting machine |
| CN103490336A (en) * | 2013-09-05 | 2014-01-01 | 国家电网公司 | Clamping device |
| CN104143764A (en) * | 2014-07-30 | 2014-11-12 | 大足县足强五金工具厂(普通合伙) | Detachable spark plug sleeve |
| CN104538887A (en) * | 2014-12-01 | 2015-04-22 | 国家电网公司 | Lifting converter of lightning wire |
| CN204558685U (en) * | 2015-04-30 | 2015-08-12 | 珠海许继电气有限公司 | A kind of embedded-type electric cable connector fast |
| CN204906262U (en) * | 2015-08-13 | 2015-12-23 | 浙江国利英核能源有限公司 | Mounting panel subassembly of flexible photovoltaic support |
-
2016
- 2016-03-31 CN CN201610196752.9A patent/CN105703272B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2884635Y (en) * | 2006-01-24 | 2007-03-28 | 高裕彬 | Reinforcing aluminum alloy suspension wire clips |
| CN102629749A (en) * | 2012-04-26 | 2012-08-08 | 辽宁省电力有限公司辽阳供电公司 | Spring type lead supporting machine |
| CN103490336A (en) * | 2013-09-05 | 2014-01-01 | 国家电网公司 | Clamping device |
| CN104143764A (en) * | 2014-07-30 | 2014-11-12 | 大足县足强五金工具厂(普通合伙) | Detachable spark plug sleeve |
| CN104538887A (en) * | 2014-12-01 | 2015-04-22 | 国家电网公司 | Lifting converter of lightning wire |
| CN204558685U (en) * | 2015-04-30 | 2015-08-12 | 珠海许继电气有限公司 | A kind of embedded-type electric cable connector fast |
| CN204906262U (en) * | 2015-08-13 | 2015-12-23 | 浙江国利英核能源有限公司 | Mounting panel subassembly of flexible photovoltaic support |
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| Publication number | Publication date |
|---|---|
| CN105703272B (en) | 2017-12-15 |
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